$153 Cheap Flights from Ontario (ONT) to Cheyenne (CYS)

View $153 flight on Tue, Dec 23, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne, WY (CYS-Cheyenne Regional)

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Cheap Flights from Ontario to Cheyenne (ONT-CYS)

Prices were available within the past 7 days and start at $153 for one-way flights and $306 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Dec 23 - Tue, Jan 6
ONT
Ontario
CYS
Cheyenne
$306 Roundtrip, found 4 days ago
$306
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 23 from Ontario to Cheyenne, returning Tue, Jan 6, priced at $306 found 4 days ago
United
Tue, Dec 23 - Thu, Jan 1
ONT
Ontario
CYS
Cheyenne
$307 Roundtrip, found 20 hours ago
$307
Roundtrip
found 20 hours ago
Select United flight, departing Tue, Dec 23 from Ontario to Cheyenne, returning Thu, Jan 1, priced at $307 found 20 hours ago
United
Mon, Dec 22 - Thu, Jan 1
ONT
Ontario
CYS
Cheyenne
$308 Roundtrip, found 20 hours ago
$308
Roundtrip
found 20 hours ago
Select United flight, departing Mon, Dec 22 from Ontario to Cheyenne, returning Thu, Jan 1, priced at $308 found 20 hours ago
United
Tue, Jan 13 - Wed, Jan 21
ONT
Ontario
CYS
Cheyenne
$312 Roundtrip, found 12 hours ago
$312
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jan 13 from Ontario to Cheyenne, returning Wed, Jan 21, priced at $312 found 12 hours ago
United
Mon, Jan 12 - Wed, Jan 21
ONT
Ontario
CYS
Cheyenne
$313 Roundtrip, found 12 hours ago
$313
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Jan 12 from Ontario to Cheyenne, returning Wed, Jan 21, priced at $313 found 12 hours ago
United
Mon, Jan 12 - Sat, Jan 17
ONT
Ontario
CYS
Cheyenne
$314 Roundtrip, found 12 hours ago
$314
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Jan 12 from Ontario to Cheyenne, returning Sat, Jan 17, priced at $314 found 12 hours ago
United
Thu, Jan 22 - Tue, Feb 3
ONT
Ontario
CYS
Cheyenne
$317 Roundtrip, found 4 days ago
$317
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 22 from Ontario to Cheyenne, returning Tue, Feb 3, priced at $317 found 4 days ago
United
Sat, Jan 17 - Wed, Jan 21
ONT
Ontario
CYS
Cheyenne
$318 Roundtrip, found 12 hours ago
$318
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jan 17 from Ontario to Cheyenne, returning Wed, Jan 21, priced at $318 found 12 hours ago
United
Tue, Dec 23 - Sun, Jan 11
ONT
Ontario
CYS
Cheyenne
$321 Roundtrip, found 4 days ago
$321
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 23 from Ontario to Cheyenne, returning Sun, Jan 11, priced at $321 found 4 days ago
United
Mon, Jan 5 - Sun, Jan 25
ONT
Ontario
CYS
Cheyenne
$322 Roundtrip, found 4 days ago
$322
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 5 from Ontario to Cheyenne, returning Sun, Jan 25, priced at $322 found 4 days ago
United
Sat, Nov 15 - Fri, Dec 5
ONT
Ontario
CYS
Cheyenne
$323 Roundtrip, found 4 days ago
$323
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 15 from Ontario to Cheyenne, returning Fri, Dec 5, priced at $323 found 4 days ago

Alternative airports near Cheyenne

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cheyenne Regional CYS. Cheapest and Closest option available. Average driving time to city center is 2 minutes. Flights from $323
CYS
Cheyenne Regional
CheapestClosest
Average driving time to city center2 min
Flights from $323

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS) cost?
Grab a cheap one-way flight from $153 or cheap return flight from $306 from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS)?
Planning your getaway for December is a good way to save, as it's the cheapest month for flights between ONT and CYS. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS)?
To find the cheapest airline that'll fly you from ONT to CYS, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS)?
There are no daily nonstop flights from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from ONT to CYS?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS)?
To land at Cheyenne Regional Airport (CYS) without delays, choose a flight that takes off from Los Angeles - Ontario Intl. Airport (ONT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS) last-minute?
Last-minute fares from ONT to CYS are generally more expensive. For the cheapest rates, start looking for flights well ahead of time. That said, if you're flexible with your travel plans, you may land a cheap fare right before your journey.
Is it cheaper to book an ONT to CYS flight and hotel package?
Compared with arranging hotels and flights separately, booking an ONT to CYS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Cheyenne Regional Airport (CYS)?
Typically, you can reschedule or cancel your ONT to CYS flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need further details, head to our Customer Service portal.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Cheyenne Regional
Airlines serving
United
Roundtrip price
$306
Distance
852 mi

Book with confidence

Ontario to Cheyenne Flights

The cheapest times to fly from Ontario to Cheyenne

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Cheyenne are during the month of December. You can find some of the cheapest flights from Ontario to Cheyenne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Cheyenne

Sunday is one of the best days to book for cheap flights from Ontario to Cheyenne: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to Cheyenne

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Cheyenne in 2025. You can also book with separate airlines for your outbound and return journeys, from $153 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Cheyenne flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Cheyenne airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ontario to Cheyenne Flights

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*Available to One Key members.